About 83% Starlink odds, weighted to recent UA4661 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 61 recent flights; Starlink found in 11 of 15 Wi-Fi checks since Jan 4, 2026 (last N623UX, Oct 6, 2026).
Aircraft seen on UA4661: Embraer E-175, Bombardier CRJ-700, CRJ-550.